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Finding the Fourth Proportional to 65,104.44, 89,841.52 and 36,809.52

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Solution

The fourth proportional to 65,104.44, 89,841.52 and 36,809.52 is: 50,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.44 : 89,841.52 = 36,809.52 : x
  2. Step 2: Convert to fraction form
    65,104.44/89,841.52 = 36,809.52/x
  3. Step 3: Cross multiply
    65,104.44x = 89,841.52 × 36,809.52
  4. Step 4: Simplify right side
    65,104.44x = 3,307,023,227.27
  5. Step 5: Solve for x
    x = 3,307,023,227.27/65,104.44
  6. Step 6: Final answer
    x = 50,795.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.